Canada Revenue Agency
www.cra.gc.ca
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Claim forms and guide
- T661 Scientific Research and Experimental Development (SR&ED) Expenditures Claim
- T4088 Guide to Form T661 - Scientific Research and Experimental Development (SR&ED) Expenditures Claim
- Clickable Form T661
- Example of form T661
- T2SCH31 Investment Tax Credit - Corporations
- T2038(IND) Investment Tax Credit - Individuals
- T1145 Agreement to Allocate Assistance for SR&ED Between Persons Not Dealing at Arm’s Length
- T1146 Agreement to transfer qualified expenditures incurred in respect of SR&ED contracts between persons not dealing at arm’s length
- T1174 Agreement Between Associated Corporations to Allocate Salary or Wages of Specified Employees for Scientific Research and Experimental Development (SR&ED)
- T1263 Third-Party Payments for Scientific Research and Experimental Development (SR&ED)
- T2SCH49 Agreement Among Associated Canadian-Controlled Private Corporations to Allocate the Expenditure Limit
